positive-negative造句

• 2 four hole diameter of valve : connect to side of instrument positive - negative pressure container 4 - 12
  2阀体四孔孔径:接仪表正负压容室侧: 4 - 12
• The rules 、 cases 、 positive - negative reasoning and other forms are used as reasoning manner
  在专家系统的推理方式上，将规则、案例、正反向推理等多种形式结合使用。
• The effect of electrostatic force of the drive voltage on the accelerometer had been researched when the bias voltage polarity is positive - negative configuration
  前人在研究驱动信号对传感器的静电力效应时，用偏置电压极性为正?负配置的驱动信号进行研究。
• It is found that the rates can induce gene switch in the positive feedback system , and can regulate the oscillation range in the positive - negative feedback system
  结果表明，在正反馈模型中转录率能诱导基因开关转换；在正负反馈模型中转录率能调节蛋白质浓度的振荡幅度。
• Ef2300 model multi - functional curved surface positive - negative pressure machine can finnly adhere solid - woodveneer , heat transfer - printing film , decorative paper and pvc film on all kinds of material
  Ef2300型多功能曲面正负压机，能够牢固地贴覆实木单板、压克力热转印膜、装饰纸、 pvc膜于各种材料上。
• One result of this was an unbalancing of the positive - negative force , by accentuating one or the other ; to feel things demanded the negative force ; to express through things , and direct and manage them , required the positive force
  这样的一个后果是正负力量的不平衡，不是强调这一种力量，就是强调了另一种力量；感觉事物要求负的力量；通过事物进行表达，并指导和处理它们，要求正的力量。
• When install , first the two ellipse oval flange on positive - negative pressure measuring container of transmitter would be take off , then take three valve units install on transmitter , turn tighten four screws , final take ellipse oval flange solidly install on three valve units
  安装时选将变送器正负压测量容室上的两只椭圆形法兰取下，然后将三阀组安装于在变送器上，旋紧四个螺钉，最后将椭圆形法兰牢固安装在三阀组上。
• Paper [ 76 ] provides a integer algorithm for rasterizing free curves , we need change the curve form to implicit function form , then use curve ' s positive - negative property to draw , but we ca n ' t use this algorithm when curve ' s degree is higher than 3 and this algorithm ca n ' t avoid using multiplication ; paper [ 77 ] provides a new generating algorithm , this algorithm can draw bezier very well , but for b - spline curve , we need use convert them into bernstein base form . because this process spends a lot of time , this algorithm has not a good speed and effect for rendering rational b - spline curve
  现在经常采用的算法也是基于几何的算法(即线式生成算法)和基于像素的算法(点式生成算法) ;文献78 ]提供了一种有理参数曲线的快速逐点生成算法，该算法对有理b吮ier曲线的绘制，能起到很好的作用，但是对于有理b样条曲线，必须先通过多项式的代数基与bemstein基间的变换矩阵，把原式用bemstein基表示，这一过程由于计算量大，降低了曲线生成的速度和效率
• In the dissertation , the effects of bias voltage polarity on the measurement and the normal operation are deeply researched when the voltage polarity is positive - positive , negative - positive and negative - negative respectively . the results are compared with the ones studied by others when the voltage polarity is positive - negative . the air damping of the laterally driven microstructures is slide - film air damping
  本文通过改变偏置电压极性分别为正?正、负?正、负?负，并和偏置电压极性为正?负配置时进行对比，深入研究了电容式传感器在不同偏置电压极性下，驱动信号产生的静电力对传感器检测和工作性能的影响。
• Abstract : this paper outlines the normal and reversal imaging mechanism of dual positive - negative diazo duplicating film , the accurate choice of reversing agents , measures for increasing the image density and operation methods for dual exposure from film both sides to yield high density film . a new diazo duplicating film with satisfactory practical characteristics has been thus obtained
  文摘:本文讨论了异同像混用重氮胶片的成像原理、反转成像机理及反转剂选择原则，提高图像密度的辅助措施、以及高密度胶片的双面曝光方法等技术问题，通过综合运用上述技术措施，研制成功了一种可满足实用要求的兼有异像和同像两种复制特性的重胶片新品种。
• Firstly , we directly use the motion vectors of macro - blocks defined in mpeg - i / ii compressing standards and filter the immobile macro - blocks . then , we build a skin color model in ycbcr color space using the convergent property of skin color , and we present the gaussian model skin recognition method and positive - negative look - up table method in details . and we analyze the texture of skin after wavelet transform and present a bayesian method based texture recognition method and a high texture filtering method
  根据皮肤的运动性，首先直接利用mpeg -中的压缩标准中有关宏块运动预测的方法，提取宏块的运动矢量，将没有运动的宏块过滤掉；然后，利用皮肤颜色的聚合性，在ycbcr颜色空间建立了皮肤的颜色模型，并分别阐述了基于高斯分布模型的皮肤检测法和正反概率表方法；最后，通过对皮肤进行小波变换后的纹理进行统计后，发现有效的利用皮肤纹理特征，可以比较有效的过滤掉那些具有类似于皮肤颜色的背景，分别阐述了基于贝叶斯方法的纹理检测方法和高纹理过滤法。
• To guarantee the stability of the frame in strong earthquake motion , and on the basis of analysis on the concept of “ capacity design ” in the above three countries seismic design provisions , it is advised that the moment amplification coefficients at the bottom sections of columns for the frame structures in some seismic intensity be increased to reduce the possibility of the frame column yielding . taking the above three countries seismic codes as reference , it is recommended that it be added details of seismic design by using diagonal shear reinforcement to safeguard beams against sliding shear failure , when the positive - negative shear forces are reverse and the ratio is high
  为了保证在大震作用下框架结构的稳定性,借鉴国外规范“柱-梁承载力级差系数”的思想,本文提出了对部分抗震等级的框架结构的柱端抗弯能力增强系数应予以提高,以降低框架柱屈服的可能性;参照国外有关规范的发展,本文建议对于正、负剪力反向且比值较大的框架梁宜增加交叉斜筋,以防止沿垂直裂缝发生严重的剪切错动。
• Function of three valve units is take signal from lead pressure point introduce the positive - negative pressure measuring container of transmitter , to realize on or off between lead pressure point and measuring container , and on off between positive and negative pressure container , also can use as differential pressure balance check zero and when remove transmitter as cut - off valve
  三阀组的作用是从引压点将信号引入变送器的正负压测量容室,实现引压点与测量容室之间接通或断开，以及正负压测量容室之间接通或断开,亦可作为差压平衡检测零点用和卸变送器时作截止阀用。